REDWOOD CITY, Calif.--(BUSINESS WIRE)--EndoGastric Solutions (EGS), the leader in the emerging field of Natural Orifice Surgery (NOS), announced that three clinical studies on transoral fundoplication have been published over the past four months. The addition of over 185 patients to the literature substantially increases the evidence supporting the safety and effectiveness of the Transoral Incisionless Fundoplication (TIF) procedure for the surgical treatment of gastroesophageal reflux disease (GERD).